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Diffstat (limited to 'sound/ppc/burgundy.c')
-rw-r--r--sound/ppc/burgundy.c50
1 files changed, 16 insertions, 34 deletions
diff --git a/sound/ppc/burgundy.c b/sound/ppc/burgundy.c
index cb4f0a5e984e..5d6accce3a72 100644
--- a/sound/ppc/burgundy.c
+++ b/sound/ppc/burgundy.c
@@ -1,27 +1,15 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* PMac Burgundy lowlevel functions
*
* Copyright (c) by Takashi Iwai <tiwai@suse.de>
* code based on dmasound.c.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#include <asm/io.h>
+#include <linux/io.h>
#include <linux/init.h>
#include <linux/delay.h>
+#include <linux/of.h>
#include <sound/core.h>
#include "pmac.h"
#include "burgundy.h"
@@ -71,9 +59,8 @@ static unsigned
snd_pmac_burgundy_rcw(struct snd_pmac *chip, unsigned addr)
{
unsigned val = 0;
- unsigned long flags;
- spin_lock_irqsave(&chip->reg_lock, flags);
+ guard(spinlock_irqsave)(&chip->reg_lock);
out_le32(&chip->awacs->codec_ctrl, addr + 0x100000);
snd_pmac_burgundy_busy_wait(chip);
@@ -95,8 +82,6 @@ snd_pmac_burgundy_rcw(struct snd_pmac *chip, unsigned addr)
snd_pmac_burgundy_extend_wait(chip);
val += ((in_le32(&chip->awacs->codec_stat)>>4) & 0xff) <<24;
- spin_unlock_irqrestore(&chip->reg_lock, flags);
-
return val;
}
@@ -112,17 +97,14 @@ static unsigned
snd_pmac_burgundy_rcb(struct snd_pmac *chip, unsigned int addr)
{
unsigned val = 0;
- unsigned long flags;
- spin_lock_irqsave(&chip->reg_lock, flags);
+ guard(spinlock_irqsave)(&chip->reg_lock);
out_le32(&chip->awacs->codec_ctrl, addr + 0x100000);
snd_pmac_burgundy_busy_wait(chip);
snd_pmac_burgundy_extend_wait(chip);
val += (in_le32(&chip->awacs->codec_stat) >> 4) & 0xff;
- spin_unlock_irqrestore(&chip->reg_lock, flags);
-
return val;
}
@@ -467,7 +449,7 @@ static int snd_pmac_burgundy_put_switch_b(struct snd_kcontrol *kcontrol,
/*
* Burgundy mixers
*/
-static struct snd_kcontrol_new snd_pmac_burgundy_mixers[] = {
+static const struct snd_kcontrol_new snd_pmac_burgundy_mixers[] = {
BURGUNDY_VOLUME_W("Master Playback Volume", 0,
MASK_ADDR_BURGUNDY_MASTER_VOLUME, 8),
BURGUNDY_VOLUME_W("CD Capture Volume", 0,
@@ -495,7 +477,7 @@ static struct snd_kcontrol_new snd_pmac_burgundy_mixers[] = {
*/ BURGUNDY_SWITCH_B("PCM Capture Switch", 0,
MASK_ADDR_BURGUNDY_HOSTIFEH, 0x01, 0, 0)
};
-static struct snd_kcontrol_new snd_pmac_burgundy_mixers_imac[] = {
+static const struct snd_kcontrol_new snd_pmac_burgundy_mixers_imac[] = {
BURGUNDY_VOLUME_W("Line in Capture Volume", 0,
MASK_ADDR_BURGUNDY_VOLLINE, 16),
BURGUNDY_VOLUME_W("Mic Capture Volume", 0,
@@ -521,7 +503,7 @@ static struct snd_kcontrol_new snd_pmac_burgundy_mixers_imac[] = {
BURGUNDY_SWITCH_B("Mic Boost Capture Switch", 0,
MASK_ADDR_BURGUNDY_INPBOOST, 0x40, 0x80, 1)
};
-static struct snd_kcontrol_new snd_pmac_burgundy_mixers_pmac[] = {
+static const struct snd_kcontrol_new snd_pmac_burgundy_mixers_pmac[] = {
BURGUNDY_VOLUME_W("Line in Capture Volume", 0,
MASK_ADDR_BURGUNDY_VOLMIC, 16),
BURGUNDY_VOLUME_B("Line in Gain Capture Volume", 0,
@@ -537,33 +519,33 @@ static struct snd_kcontrol_new snd_pmac_burgundy_mixers_pmac[] = {
/* BURGUNDY_SWITCH_B("Line in Boost Capture Switch", 0,
* MASK_ADDR_BURGUNDY_INPBOOST, 0x40, 0x80, 1) */
};
-static struct snd_kcontrol_new snd_pmac_burgundy_master_sw_imac =
+static const struct snd_kcontrol_new snd_pmac_burgundy_master_sw_imac =
BURGUNDY_SWITCH_B("Master Playback Switch", 0,
MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
BURGUNDY_OUTPUT_LEFT | BURGUNDY_LINEOUT_LEFT | BURGUNDY_HP_LEFT,
BURGUNDY_OUTPUT_RIGHT | BURGUNDY_LINEOUT_RIGHT | BURGUNDY_HP_RIGHT, 1);
-static struct snd_kcontrol_new snd_pmac_burgundy_master_sw_pmac =
+static const struct snd_kcontrol_new snd_pmac_burgundy_master_sw_pmac =
BURGUNDY_SWITCH_B("Master Playback Switch", 0,
MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
BURGUNDY_OUTPUT_INTERN
| BURGUNDY_OUTPUT_LEFT, BURGUNDY_OUTPUT_RIGHT, 1);
-static struct snd_kcontrol_new snd_pmac_burgundy_speaker_sw_imac =
+static const struct snd_kcontrol_new snd_pmac_burgundy_speaker_sw_imac =
BURGUNDY_SWITCH_B("Speaker Playback Switch", 0,
MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
BURGUNDY_OUTPUT_LEFT, BURGUNDY_OUTPUT_RIGHT, 1);
-static struct snd_kcontrol_new snd_pmac_burgundy_speaker_sw_pmac =
+static const struct snd_kcontrol_new snd_pmac_burgundy_speaker_sw_pmac =
BURGUNDY_SWITCH_B("Speaker Playback Switch", 0,
MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
BURGUNDY_OUTPUT_INTERN, 0, 0);
-static struct snd_kcontrol_new snd_pmac_burgundy_line_sw_imac =
+static const struct snd_kcontrol_new snd_pmac_burgundy_line_sw_imac =
BURGUNDY_SWITCH_B("Line out Playback Switch", 0,
MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
BURGUNDY_LINEOUT_LEFT, BURGUNDY_LINEOUT_RIGHT, 1);
-static struct snd_kcontrol_new snd_pmac_burgundy_line_sw_pmac =
+static const struct snd_kcontrol_new snd_pmac_burgundy_line_sw_pmac =
BURGUNDY_SWITCH_B("Line out Playback Switch", 0,
MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
BURGUNDY_OUTPUT_LEFT, BURGUNDY_OUTPUT_RIGHT, 1);
-static struct snd_kcontrol_new snd_pmac_burgundy_hp_sw_imac =
+static const struct snd_kcontrol_new snd_pmac_burgundy_hp_sw_imac =
BURGUNDY_SWITCH_B("Headphone Playback Switch", 0,
MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
BURGUNDY_HP_LEFT, BURGUNDY_HP_RIGHT, 1);
@@ -677,7 +659,7 @@ int snd_pmac_burgundy_init(struct snd_pmac *chip)
/*
* build burgundy mixers
*/
- strcpy(chip->card->mixername, "PowerMac Burgundy");
+ strscpy(chip->card->mixername, "PowerMac Burgundy");
for (i = 0; i < ARRAY_SIZE(snd_pmac_burgundy_mixers); i++) {
err = snd_ctl_add(chip->card,
generated by cgit (git 2.34.1) at 2025-12-26 02:22:29 +0000